NHTSA ID Number: 10165689
Manufacturer Communication Number: SP18-81B
TSB/Document Date: 2019-10-04
Summary
On the vehicles affected by this bulletin, a preventive replacement of the engine power take off (PTO) must be performed.
SP18-81B
Special Bulletin
Revision: B
Date
Expiration
Release
Page
01.2019
01.2020
1
1(10)
Kit SP18-81 suppressed – Order parts separately (23385737 PTO)
09-11-2019
9700 PTO REPLACEMENT
Volvo
Vehicles
DESCRIPTION
On the vehicles affected by this bulletin, a preventive replacement of the engine power take off (PTO) must
be performed.
MODEL YEAR(S) AND VEHICLES INVOLVED
NOTICE TO SERVICE CENTERS
Verify vehicle eligibility by checking warranty bulletin status with SAP or via ONLINE WARRANTY
SYSTEM available on Service / Warranty tab of Prevost website.
Model
VIN
Specific vehicles listed below :
3CET2V227H5181762, 3CET2V220H5180498, 3CET2V928H5184398
3CET2V226H5181302, 3CET2V220H5181084, 3CET2V225H5182599
3CET2V929J5187123, 3CET2V922H5185160, 3CET2V223H5182603
3CET2V923J5186159, 3CET2V225H5181761, 3CET2V222H5180647
9700 coaches
Model Year : 2017 - 2018
3CET2V222H5180499, 3CET2V921J5186161, 3CET2V926H5185159
3CET2V924H5185161, 3CET2V225H5181081, 3CET2V221H5181076
3CET2V227H5180501, 3CET2V225H5180500, 3CET2V225H5181078
3CET2V221H5182597, 3CET2V220H5181960, 3CET2V223H5181077
3CET2V227H5181079, 3CET2V224H5182707, 3CET2V22XH5181075
3CET2V223H5181080, 3CET2V229H5181083, 3CET2V229H5181763
3CET2V226H5181087, 3CET2V922J5185164, 3CET2V92XJ5187129
3CET2V226H5182708
Writer: mg
SP18-81B
Special Bulletin
MATERIAL NEEDED
Date
Expiration
Release
Page
01.2019
01.2020
1
2(10)
Order the following parts:
Part No.
Description
Qty
Bearing Housing PTO
1
976068
O-Ring PTO
1
925259
O-Ring Pump
1
23385737
NOTE
Material can be obtained through regular channels.
PROCEDURE
DANGER
Park vehicle safely, apply parking brake, stop engine. Prior to working on the vehicle, set the ignition
switch to the OFF position and trip the main circuit breakers equipped with a trip button.
1. Lift the vehicle & remove the underside engine
protective plates.
Writer: mg
SP18-81B
Special Bulletin
Date
Expiration
Release
Page
01.2019
01.2020
1
3(10)
2. Put a large drain pan under the vehicle at the
engine/transmission junction.
3. Open the floor hatches inside the vehicle.
NOTE
Optional: It is possible to gain some working
space by removing the fresh water tank.
Writer: mg
SP18-81B
Special Bulletin
Date
Expiration
Release
Page
01.2019
01.2020
1
4(10)
4. Remove the compressor air silencer.
5. Disconnect both hydraulic hoses at the back
of the hydraulic pump.
6. Remove the pump from the vehicle (discard
pump O-ring).
Writer: mg
SP18-81B
Special Bulletin
Date
Expiration
Release
Page
01.2019
01.2020
1
5(10)
7. Remove the PTO from the vehicle.
Writer: mg
-
Remove the pipes bracket (one of the
bracket screws is also the PTO cover
upper left screw).
-
Gently pry up the steel coolant hose
on the upper right corner to allow PTO
removal.
-
Unscrew the remaining PTO cover
screws.
SP18-81B
Special Bulletin
Date
Expiration
Release
Page
01.2019
01.2020
1
6(10)
8. Clean the PTO mounting surfaces (make sure
debris are not falling inside the engine).
9. Install the supplied # 976068 O-ring on the
new PTO # 23385737 (slightly lube the O-ring
with engine oil).
Writer: mg
SP18-81B
Special Bulletin
Date
Expiration
Release
Page
01.2019
01.2020
1
7(10)
10. Slide the new PTO in place (pry coolant hose
as required). Make sure the O-ring is
engaging smoothly.
11. Secure the PTO to the engine (reinstall the
pipes bracket)
TORQUE: 52 +/-5 Nm (38 +/- 4 lb-ft)
- Apply torque seal to the bolt heads.
Writer: mg
SP18-81B
Special Bulletin
Date
Expiration
Release
Page
01.2019
01.2020
1
8(10)
12. Clean the hydraulic pump mounting surface &
install the new supplied # 925259 hydraulic
pump O-Ring (slightly oil the O-ring).
13. Remove PTO protective cover & reinstall the
hydraulic pump.
TORQUE: 52 +/-5 Nm (38 +/- 4 lb-ft)
- Apply torque seal to the bolt heads.
14. Reinstall hydraulic hoses at the back of the
pump (also reinstall brackets).
TORQUE: 52 +/-5 Nm (38 +/- 4 lb-ft) in a
cross pattern.
- Apply torque seal to the bolt heads.
Writer: mg
SP18-81B
Special Bulletin
Date
Expiration
Release
Page
01.2019
01.2020
1
9(10)
15. Clean the area (oil spillage).
16. Reinstall air compressor silencer (bracket &
clamps).
17. Refill the hydraulic system with ATF Dextron
oil.
18. Lower and start the vehicle to check for leaks
(correct as necessary). If no leaks are found,
reinstall protective plates under the vehicles
and close the floor hatches.
Writer: mg
SP18-81B
Special Bulletin
PARTS / WASTE DISPOSAL
Date
Expiration
Release
Page
01.2019
01.2020
1
10(10)
Return replaced parts to Prevost with A.F.A. for full reimbursement.
Discard waste according to applicable environmental regulations (Municipal/State[Prov.]/ Federal)
ESTIMATED TIME
The time required to perform this special bulletin is approximately 6 hours.
OTHER
VBC Bulletin
N/A
Fail Code
01.00-2
Defect Code
09
Syst. Cond
B
Causal Part
21913080
Access all our Service Bulletins on
http://techpub.prevostcar.com/en/
or scan the QR-Code with your smart phone.
Prevost engages in a continuous program of testing and evaluating to provide the best possible product. Prevost, however, is not
committed to, or liable for updating existing products.
Writer: mg
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TSB/Document ID: SP18-81B
Replacement Service Bulletin Number:
MFR Communication Date: 2019-09-11
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
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